package com.sqf2023.primary;
import java.util.Random;
import java.util.Scanner;
public class primary
{
    public static void main(String[] sqrs)
    {

        //纸张折叠珠穆朗玛峰问题
        double peakHeight = 8848860;
        double paperThickness = 0.1;//毫米

        int count=0;
        while(paperThickness < peakHeight)
        {
            paperThickness = paperThickness*2;
            count++;
        }
        System.out.println(count);
        //循环练习
        for (int i =0;i<3;i++)
        {
            Random r = new Random();
            int number = r.nextInt(10);
            System.out.println(number);
        }
        Scanner sc = new Scanner(System.in);
        int number = sc.nextInt();
        String ch = sc.next();
        System.out.println(ch+number);

    }
}
